Quixote Classic Cotton Pillowcase - Medium: This 100% cotton, 400 thread-count travel-size pillowcase works best in a warm climate because it"s breathable, light weight and packs great. Quixote cotton pillowcases are made with a sateen finish making them incredibly soft to the touch. All Quixote Design custom-fit pillowcases have a double flap closure that keep the pillow in and dirt and debris out.